Setting Up Sony VAIO Event Service on Windows 7 x86 / Windows 7 x64 for Brightness (Fn+F5/Fn+F6), Mu
Sony VAIO laptops—mostly powered by Phoenix BIOS—suffer from a design flaw: Display panel brightness, monitor switching, audio volume controls, and muting do not work in the event of a specific Sony software misconfiguration. Once Windows 7 is installed ....